29 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Small muscles of hand ... adduction) OK Sign - AIN ... at DIP joint ... UpperExtremities #diagnosis ... #neurology
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Pain - Differential ... AC joint: 1. ... Cross-arm shoulder ... #Pain #Differential ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
PIP joints are ... and PIP joints ... ligaments (prevent radial ... joint hinge joint ... #Management #Hand
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... tears of gluteus medius ... Pain • Valgus ... symptoms #signs #diagnosis ... #msk
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
pain, swelling, ... pain), especially ... ulnar drift of fingers ... , radial wrist deviation ... signs #symptoms #diagnosis
Cross Arm Test of the Acromioclavicular Joint (Scarf Test or Cross Body Adduction Test)

The cross arm
Cross Arm Test of ... Flex the shoulder ... to 90 degrees and ... Pain at the acromioclavicular ... #sports #msk #orthopedics
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... painful swelling -> Pain ... affects the knee hip ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... - parvovirus, HIV ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
-60 minutes or longer ... e.g., congenital hip ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Scarf Test (Cross-Body / Cross-Arm Adduction Test) for Acromioclavicular Joint Integrity

The cross arm flexion test evaluates
Flex the shoulder ... to 90 degrees and ... Pain at the acromioclavicular ... PhysicalExam #clinical #video ... #sports #msk #orthopedics